Fire Sunday damaged the eaves of an attic at a two-story duplex in Boyle Heights, authorities said. Firefighters dispatched at 10:44 a.m. to 3501 E. Eagle St. had the fire out within 26 minutes of ...
Rather than using an I/O expansion chip or a second microcontroller, they wired it up as duplex matrix. This is an alternative way of wiring up a matrix so that it’s closer to being square by ...